This is the definitive reference for attributing denticle & die edge impressions of VAM Morgan silver dollar varieties. Leroy C. Van Allen co-authored his opus, "The Comprehensive Catalog and Encyclopedia of Morgan & Peace Silver Dollars. This book is edited by noted silver dollar expert, Michael S. Fey, Ph.D. This book has extensive descriptions and photos of the known Morgan dollar varieties with denticle and die edge impressions. Common varieties as well as rare die varieties worth substantial premiums are listed in this book and easy to attribute with copious photos. It's quite possible that one of your silver dollars currently worth about $70 in 2026 could be a rare die variety worth thousands of dollars. You would not know this unless you compared your silver dollar to the pictures given in this book. A must have reference for collectors, investors and dealers in silver dollars. Morgan silver dollars are perhaps the most popular and collected type coin in numismatics today.